Inspections
We offer thorough inspections for your vehicle. Over 60 areas are inspected!
- Pre-purchase to ensure the vehicle is right for you
- Pre-lift installation to make sure vehicle is safe
- Or because you asked - you want to keep your car performing at its best
Repair
Our 4x4 mechanics are fully equipped to tackle anything automotive repair.
- Axles
- Brakes
- Steering
- Engine
- Suspension
- Transmission
- ...and much more
Fluids
Oil and fluids are the most important service to keep your vehicle safe and running for years to come.
- Engine
- Transmission
- Differential
- Power Steering
- Brake Fluid
- Coolant
- Washer Fluid
- AC Charge
Auto Electrical Services
- Electrical System Diagnostics & Repair
- Alternator Repair & Replacement
- Starter Repair & Replacement
- Windshield Wiper Repair
- Power Lock Repair
- Power Antenna Repair
- Power Steering Repair
- Power Window Repair
- Power Accessory Repair
- Light Repair & Bulb Replacements
Tire Services
- Tire Sales
- Tire Installations
- Tire Rotation
- Tire Balancing
- Tire Replacement
- Wheel Alignment
- Tire Air Pressure Checks
- Tire Pressure Monitoring System (TPMS) Repair & Service
Heating & Air Conditioner Repair
- Heating & Cooling System Diagnostics
- Auto Air Conditioning Repair & Service
- Heating System Repair & Service
- Belt Repair & Replacement
- Compressor Repair & Replacement
- Evaporator Repair & Replacement
- Refrigerant Replacement
Standard Maintenance Services
- Factory Scheduled Maintenance
- Computer Diagnostics
- Oil Changes
- Tune Ups
- Filter Replacements
- Windshield Wiper Blades
- Fluid Services
- Trip Inspections
- Maintenance Inspections
- Check Engine Light Diagnostics & Repair
- Brake Repair & Antilock Braking System (ABS) Repair
- Shocks & Struts Repair
- Chassis & Suspension Repair
- Suspension & Steering Repair
Engine Services
- Engine Repair
- Engine Replacement
- Engine Performance Check
- Belt Replacement
- Hose Replacement
- Cooling System Repair
- Radiator Repair & Replacement
- Water Pump Repair & Replacement
- Drivability Diagnostics & Repair
- Fuel Injection Repair & Service
- Fuel System Repair & Maintenance
- Ignition System Repair & Maintenance
Transmission & Driveline
- Transmission Replacement
- Driveline Repair & Maintenance
- Axle Repair & Replacement
- Clutch Repair & Replacement
- Transmission Fluid Service
- Flywheel Repair & Replacement
- Driveshaft & U-Joint Repair
- Transmission Flush
- Differential Diagnosis
- Differential Rebuild & Service
We can service and maintain anything on your vehicle. From head gaskets and engine work to AC systems and suspension work, you're in safe hands here at John's 4x4. Contact our automotive and 4x4 repair shop in Boulder with any questions or for a consultation.
